String lamp



FIG. 1 is a perspective view of string lamp showing my present design thereof;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left plan view thereof;

FIG. 5 is a right plan view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view. 

The ornamental design for string lamp, as shown and described. 